projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 04b8b21d MP |
1 | /* |
| 2 | * DVB USB compliant linux driver for ITE IT9135 and IT9137 | |
| 3 | * | |
| 4 | * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) | |
| 5 | * IT9135 (C) ITE Tech Inc. | |
| 6 | * IT9137 (C) ITE Tech Inc. | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License Version 2, as | |
| 10 | * published by the Free Software Foundation. | |
| 11 | * | |
| 12 | * This program is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with this program; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 20 | * | |
| 21 | * | |
| 22 | * see Documentation/dvb/README.dvb-usb for more information | |
| 23 | * see Documentation/dvb/it9137.txt for firmware information | |
| 24 | * | |
| 25 | */ | |
| 26 | #define DVB_USB_LOG_PREFIX "it913x" | |
| 27 | ||
| 28 | #include <linux/usb.h> | |
| 29 | #include <linux/usb/input.h> | |
| 30 | #include <media/rc-core.h> | |
| 31 | ||
| 32 | #include "dvb_usb.h" | |
| 33 | #include "it913x-fe.h" | |
| 34 | ||
| 35 | /* debug */ | |
| 36 | static int dvb_usb_it913x_debug; | |
| 37 | #define it_debug(var, level, args...) \ | |
| 38 | do { if ((var & level)) pr_debug(DVB_USB_LOG_PREFIX": " args); \ | |
| 39 | } while (0) | |
| 40 | #define deb_info(level, args...) it_debug(dvb_usb_it913x_debug, level, args) | |
| 41 | #define info(args...) pr_info(DVB_USB_LOG_PREFIX": " args) | |
| 42 | ||
| 43 | module_param_named(debug, dvb_usb_it913x_debug, int, 0644); | |
| 44 | MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); | |
| 45 | ||
| 46 | static int dvb_usb_it913x_firmware; | |
| 47 | module_param_named(firmware, dvb_usb_it913x_firmware, int, 0644); | |
| 48 | MODULE_PARM_DESC(firmware, "set firmware 0=auto"\ | |
| 49 | "1=IT9137 2=IT9135 V1 3=IT9135 V2"); | |
| 50 | #define FW_IT9137 "dvb-usb-it9137-01.fw" | |
| 51 | #define FW_IT9135_V1 "dvb-usb-it9135-01.fw" | |
| 52 | #define FW_IT9135_V2 "dvb-usb-it9135-02.fw" | |
| 53 | ||
| 54 | DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); | |
| 55 | ||
| 56 | struct it913x_state { | |
| 57 | struct ite_config it913x_config; | |
| 58 | u8 pid_filter_onoff; | |
| 59 | bool proprietary_ir; | |
| 60 | int cmd_counter; | |
| 61 | }; | |
| 62 | ||
| 63 | static u16 check_sum(u8 *p, u8 len) | |
| 64 | { | |
| 65 | u16 sum = 0; | |
| 66 | u8 i = 1; | |
| 67 | while (i < len) | |
| 68 | sum += (i++ & 1) ? (*p++) << 8 : *p++; | |
| 69 | return ~sum; | |
| 70 | } | |
| 71 | ||
| 72 | static int it913x_io(struct dvb_usb_device *d, u8 mode, u8 pro, | |
| 73 | u8 cmd, u32 reg, u8 addr, u8 *data, u8 len) | |
| 74 | { | |
| 75 | struct it913x_state *st = d->priv; | |
| 76 | int ret = 0, i, buf_size = 1; | |
| 77 | u8 *buff; | |
| 78 | u8 rlen; | |
| 79 | u16 chk_sum; | |
| 80 | ||
| 81 | buff = kzalloc(256, GFP_KERNEL); | |
| 82 | if (!buff) { | |
| 83 | info("USB Buffer Failed"); | |
| 84 | return -ENOMEM; | |
| 85 | } | |
| 86 | ||
| 87 | buff[buf_size++] = pro; | |
| 88 | buff[buf_size++] = cmd; | |
| 89 | buff[buf_size++] = st->cmd_counter; | |
| 90 | ||
| 91 | switch (mode) { | |
| 92 | case READ_LONG: | |
| 93 | case WRITE_LONG: | |
| 94 | buff[buf_size++] = len; | |
| 95 | buff[buf_size++] = 2; | |
| 96 | buff[buf_size++] = (reg >> 24); | |
| 97 | buff[buf_size++] = (reg >> 16) & 0xff; | |
| 98 | buff[buf_size++] = (reg >> 8) & 0xff; | |
| 99 | buff[buf_size++] = reg & 0xff; | |
| 100 | break; | |
| 101 | case READ_SHORT: | |
| 102 | buff[buf_size++] = addr; | |
| 103 | break; | |
| 104 | case WRITE_SHORT: | |
| 105 | buff[buf_size++] = len; | |
| 106 | buff[buf_size++] = addr; | |
| 107 | buff[buf_size++] = (reg >> 8) & 0xff; | |
| 108 | buff[buf_size++] = reg & 0xff; | |
| 109 | break; | |
| 110 | case READ_DATA: | |
| 111 | case WRITE_DATA: | |
| 112 | break; | |
| 113 | case WRITE_CMD: | |
| 114 | mode = 7; | |
| 115 | break; | |
| 116 | default: | |
| 117 | kfree(buff); | |
| 118 | return -EINVAL; | |
| 119 | } | |
| 120 | ||
| 121 | if (mode & 1) { | |
| 122 | for (i = 0; i < len ; i++) | |
| 123 | buff[buf_size++] = data[i]; | |
| 124 | } | |
| 125 | chk_sum = check_sum(&buff[1], buf_size); | |
| 126 | ||
| 127 | buff[buf_size++] = chk_sum >> 8; | |
| 128 | buff[0] = buf_size; | |
| 129 | buff[buf_size++] = (chk_sum & 0xff); | |
| 130 | ||
| 131 | ret = dvb_usbv2_generic_rw(d, buff, buf_size, buff, (mode & 1) ? | |
| 132 | 5 : len + 5); | |
| 133 | if (ret < 0) | |
| 134 | goto error; | |
| 135 | ||
| 136 | rlen = (mode & 0x1) ? 0x1 : len; | |
| 137 | ||
| 138 | if (mode & 1) | |
| 139 | ret = buff[2]; | |
| 140 | else | |
| 141 | memcpy(data, &buff[3], rlen); | |
| 142 | ||
| 143 | st->cmd_counter++; | |
| 144 | ||
| 145 | error: kfree(buff); | |
| 146 | ||
| 147 | return ret; | |
| 148 | } | |
| 149 | ||
| 150 | static int it913x_wr_reg(struct dvb_usb_device *d, u8 pro, u32 reg , u8 data) | |
| 151 | { | |
| 152 | int ret; | |
| 153 | u8 b[1]; | |
| 154 | b[0] = data; | |
| 155 | ret = it913x_io(d, WRITE_LONG, pro, | |
| 156 | CMD_DEMOD_WRITE, reg, 0, b, sizeof(b)); | |
| 157 | ||
| 158 | return ret; | |
| 159 | } | |
| 160 | ||
| 161 | static int it913x_read_reg(struct dvb_usb_device *d, u32 reg) | |
| 162 | { | |
| 163 | int ret; | |
| 164 | u8 data[1]; | |
| 165 | ||
| 166 | ret = it913x_io(d, READ_LONG, DEV_0, | |
| 167 | CMD_DEMOD_READ, reg, 0, &data[0], sizeof(data)); | |
| 168 | ||
| 169 | return (ret < 0) ? ret : data[0]; | |
| 170 | } | |
| 171 | ||
| 172 | static int it913x_query(struct dvb_usb_device *d, u8 pro) | |
| 173 | { | |
| 174 | struct it913x_state *st = d->priv; | |
| 175 | int ret, i; | |
| 176 | u8 data[4]; | |
| 177 | u8 ver; | |
| 178 | ||
| 179 | for (i = 0; i < 5; i++) { | |
| 180 | ret = it913x_io(d, READ_LONG, pro, CMD_DEMOD_READ, | |
| 181 | 0x1222, 0, &data[0], 3); | |
| 182 | ver = data[0]; | |
| 183 | if (ver > 0 && ver < 3) | |
| 184 | break; | |
| 185 | msleep(100); | |
| 186 | } | |
| 187 | ||
| 188 | if (ver < 1 || ver > 2) { | |
| 189 | info("Failed to identify chip version applying 1"); | |
| 190 | st->it913x_config.chip_ver = 0x1; | |
| 191 | st->it913x_config.chip_type = 0x9135; | |
| 192 | return 0; | |
| 193 | } | |
| 194 | ||
| 195 | st->it913x_config.chip_ver = ver; | |
| 196 | st->it913x_config.chip_type = (u16)(data[2] << 8) + data[1]; | |
| 197 | ||
| 198 | info("Chip Version=%02x Chip Type=%04x", st->it913x_config.chip_ver, | |
| 199 | st->it913x_config.chip_type); | |
| 200 | ||
| 201 | ret = it913x_io(d, READ_SHORT, pro, | |
| 202 | CMD_QUERYINFO, 0, 0x1, &data[0], 4); | |
| 203 | ||
| 204 | st->it913x_config.firmware = (data[0] << 24) | (data[1] << 16) | | |
| 205 | (data[2] << 8) | data[3]; | |
| 206 | ||
| 207 | return ret; | |
| 208 | } | |
| 209 | ||
| 210 | static int it913x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) | |
| 211 | { | |
| 212 | struct dvb_usb_device *d = adap_to_d(adap); | |
| 213 | struct it913x_state *st = adap_to_priv(adap); | |
| 214 | int ret; | |
| 215 | u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD; | |
| 216 | ||
| 217 | mutex_lock(&d->i2c_mutex); | |
| 218 | ||
| 219 | deb_info(1, "PID_C (%02x)", onoff); | |
| 220 | ||
| 221 | ret = it913x_wr_reg(d, pro, PID_EN, st->pid_filter_onoff); | |
| 222 | ||
| 223 | mutex_unlock(&d->i2c_mutex); | |
| 224 | return ret; | |
| 225 | } | |
| 226 | ||
| 227 | static int it913x_pid_filter(struct dvb_usb_adapter *adap, | |
| 228 | int index, u16 pid, int onoff) | |
| 229 | { | |
| 230 | struct dvb_usb_device *d = adap_to_d(adap); | |
| 231 | struct it913x_state *st = adap_to_priv(adap); | |
| 232 | int ret; | |
| 233 | u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD; | |
| 234 | ||
| 235 | mutex_lock(&d->i2c_mutex); | |
| 236 | ||
| 237 | deb_info(1, "PID_F (%02x)", onoff); | |
| 238 | ||
| 239 | ret = it913x_wr_reg(d, pro, PID_LSB, (u8)(pid & 0xff)); | |
| 240 | ||
| 241 | ret |= it913x_wr_reg(d, pro, PID_MSB, (u8)(pid >> 8)); | |
| 242 | ||
| 243 | ret |= it913x_wr_reg(d, pro, PID_INX_EN, (u8)onoff); | |
| 244 | ||
| 245 | ret |= it913x_wr_reg(d, pro, PID_INX, (u8)(index & 0x1f)); | |
| 246 | ||
| 247 | if (d->udev->speed == USB_SPEED_HIGH && pid == 0x2000) { | |
| 248 | ret |= it913x_wr_reg(d , pro, PID_EN, !onoff); | |
| 249 | st->pid_filter_onoff = !onoff; | |
| 250 | } else | |
| 251 | st->pid_filter_onoff = | |
| 252 | adap->pid_filtering; | |
| 253 | ||
| 254 | mutex_unlock(&d->i2c_mutex); | |
| 255 | return 0; | |
| 256 | } | |
| 257 | ||
| 258 | ||
| 259 | static int it913x_return_status(struct dvb_usb_device *d) | |
| 260 | { | |
| 261 | struct it913x_state *st = d->priv; | |
| 262 | int ret = it913x_query(d, DEV_0); | |
| 263 | if (st->it913x_config.firmware > 0) | |
| 264 | info("Firmware Version %d", st->it913x_config.firmware); | |
| 265 | ||
| 266 | return ret; | |
| 267 | } | |
| 268 | ||
| 269 | static int it913x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], | |
| 270 | int num) | |
| 271 | { | |
| 272 | struct dvb_usb_device *d = i2c_get_adapdata(adap); | |
| 273 | static u8 data[256]; | |
| 274 | int ret; | |
| 275 | u32 reg; | |
| 276 | u8 pro; | |
| 277 | ||
| 278 | mutex_lock(&d->i2c_mutex); | |
| 279 | ||
| 280 | deb_info(2, "num of messages %d address %02x", num, msg[0].addr); | |
| 281 | ||
| 282 | pro = (msg[0].addr & 0x2) ? DEV_0_DMOD : 0x0; | |
| 283 | pro |= (msg[0].addr & 0x20) ? DEV_1 : DEV_0; | |
| 284 | memcpy(data, msg[0].buf, msg[0].len); | |
| 285 | reg = (data[0] << 24) + (data[1] << 16) + | |
| 286 | (data[2] << 8) + data[3]; | |
| 287 | if (num == 2) { | |
| 288 | ret = it913x_io(d, READ_LONG, pro, | |
| 289 | CMD_DEMOD_READ, reg, 0, data, msg[1].len); | |
| 290 | memcpy(msg[1].buf, data, msg[1].len); | |
| 291 | } else | |
| 292 | ret = it913x_io(d, WRITE_LONG, pro, CMD_DEMOD_WRITE, | |
| 293 | reg, 0, &data[4], msg[0].len - 4); | |
| 294 | ||
| 295 | mutex_unlock(&d->i2c_mutex); | |
| 296 | ||
| 297 | return ret; | |
| 298 | } | |
| 299 | ||
| 300 | static u32 it913x_i2c_func(struct i2c_adapter *adapter) | |
| 301 | { | |
| 302 | return I2C_FUNC_I2C; | |
| 303 | } | |
| 304 | ||
| 305 | static struct i2c_algorithm it913x_i2c_algo = { | |
| 306 | .master_xfer = it913x_i2c_xfer, | |
| 307 | .functionality = it913x_i2c_func, | |
| 308 | }; | |
| 309 | ||
| 310 | /* Callbacks for DVB USB */ | |
| 311 | #define IT913X_POLL 250 | |
| 312 | static int it913x_rc_query(struct dvb_usb_device *d) | |
| 313 | { | |
| 314 | u8 ibuf[4]; | |
| 315 | int ret; | |
| 316 | u32 key; | |
| 317 | /* Avoid conflict with frontends*/ | |
| 318 | mutex_lock(&d->i2c_mutex); | |
| 319 | ||
| 320 | ret = it913x_io(d, READ_LONG, PRO_LINK, CMD_IR_GET, | |
| 321 | 0, 0, &ibuf[0], sizeof(ibuf)); | |
| 322 | ||
| 323 | if ((ibuf[2] + ibuf[3]) == 0xff) { | |
| 324 | key = ibuf[2]; | |
| 325 | key += ibuf[0] << 16; | |
| 326 | key += ibuf[1] << 8; | |
| 327 | deb_info(1, "NEC Extended Key =%08x", key); | |
| 328 | if (d->rc_dev != NULL) | |
| 329 | rc_keydown(d->rc_dev, key, 0); | |
| 330 | } | |
| 331 | ||
| 332 | mutex_unlock(&d->i2c_mutex); | |
| 333 | ||
| 334 | return ret; | |
| 335 | } | |
| 336 | ||
| 337 | /* Firmware sets raw */ | |
| 338 | static const char fw_it9135_v1[] = FW_IT9135_V1; | |
| 339 | static const char fw_it9135_v2[] = FW_IT9135_V2; | |
| 340 | static const char fw_it9137[] = FW_IT9137; | |
| 341 | ||
| 342 | static void ite_get_firmware_name(struct dvb_usb_device *d, | |
| 343 | const char **name) | |
| 344 | { | |
| 345 | struct it913x_state *st = d->priv; | |
| 346 | int sw; | |
| 347 | /* auto switch */ | |
| 348 | if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_KWORLD_2) | |
| 349 | sw = IT9137_FW; | |
| 350 | else if (st->it913x_config.chip_ver == 1) | |
| 351 | sw = IT9135_V1_FW; | |
| 352 | else | |
| 353 | sw = IT9135_V2_FW; | |
| 354 | ||
| 355 | /* force switch */ | |
| 356 | if (dvb_usb_it913x_firmware != IT9135_AUTO) | |
| 357 | sw = dvb_usb_it913x_firmware; | |
| 358 | ||
| 359 | switch (sw) { | |
| 360 | case IT9135_V1_FW: | |
| 361 | st->it913x_config.firmware_ver = 1; | |
| 362 | st->it913x_config.adc_x2 = 1; | |
| 363 | st->it913x_config.read_slevel = false; | |
| 364 | *name = fw_it9135_v1; | |
| 365 | break; | |
| 366 | case IT9135_V2_FW: | |
| 367 | st->it913x_config.firmware_ver = 1; | |
| 368 | st->it913x_config.adc_x2 = 1; | |
| 369 | st->it913x_config.read_slevel = false; | |
| 370 | *name = fw_it9135_v2; | |
| 371 | switch (st->it913x_config.tuner_id_0) { | |
| 372 | case IT9135_61: | |
| 373 | case IT9135_62: | |
| 374 | break; | |
| 375 | default: | |
| 376 | info("Unknown tuner ID applying default 0x60"); | |
| 377 | case IT9135_60: | |
| 378 | st->it913x_config.tuner_id_0 = IT9135_60; | |
| 379 | } | |
| 380 | break; | |
| 381 | case IT9137_FW: | |
| 382 | default: | |
| 383 | st->it913x_config.firmware_ver = 0; | |
| 384 | st->it913x_config.adc_x2 = 0; | |
| 385 | st->it913x_config.read_slevel = true; | |
| 386 | *name = fw_it9137; | |
| 387 | } | |
| 388 | ||
| 389 | return; | |
| 390 | } | |
| 391 | ||
| 392 | #define TS_MPEG_PKT_SIZE 188 | |
| 393 | #define EP_LOW 21 | |
| 394 | #define TS_BUFFER_SIZE_PID (EP_LOW*TS_MPEG_PKT_SIZE) | |
| 395 | #define EP_HIGH 348 | |
| 396 | #define TS_BUFFER_SIZE_MAX (EP_HIGH*TS_MPEG_PKT_SIZE) | |
| 397 | ||
| 398 | static int it913x_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, | |
| 399 | struct usb_data_stream_properties *stream) | |
| 400 | { | |
| 401 | struct dvb_usb_adapter *adap = fe_to_adap(fe); | |
| 402 | if (adap->pid_filtering) | |
| 403 | stream->u.bulk.buffersize = TS_BUFFER_SIZE_PID; | |
| 404 | else | |
| 405 | stream->u.bulk.buffersize = TS_BUFFER_SIZE_MAX; | |
| 406 | ||
| 407 | return 0; | |
| 408 | } | |
| 409 | ||
| 410 | static int it913x_select_config(struct dvb_usb_device *d) | |
| 411 | { | |
| 412 | struct it913x_state *st = d->priv; | |
| 413 | int ret, reg; | |
| 414 | ||
| 415 | ret = it913x_return_status(d); | |
| 416 | if (ret < 0) | |
| 417 | return ret; | |
| 418 | ||
| 419 | if (st->it913x_config.chip_ver == 0x02 | |
| 420 | && st->it913x_config.chip_type == 0x9135) | |
| 421 | reg = it913x_read_reg(d, 0x461d); | |
| 422 | else | |
| 423 | reg = it913x_read_reg(d, 0x461b); | |
| 424 | ||
| 425 | if (reg < 0) | |
| 426 | return reg; | |
| 427 | ||
| 428 | if (reg == 0) { | |
| 429 | st->it913x_config.dual_mode = 0; | |
| 430 | st->it913x_config.tuner_id_0 = IT9135_38; | |
| 431 | st->proprietary_ir = true; | |
| 432 | } else { | |
| 433 | /* TS mode */ | |
| 434 | reg = it913x_read_reg(d, 0x49c5); | |
| 435 | if (reg < 0) | |
| 436 | return reg; | |
| 437 | st->it913x_config.dual_mode = reg; | |
| 438 | ||
| 439 | /* IR mode type */ | |
| 440 | reg = it913x_read_reg(d, 0x49ac); | |
| 441 | if (reg < 0) | |
| 442 | return reg; | |
| 443 | if (reg == 5) { | |
| 444 | info("Remote propriety (raw) mode"); | |
| 445 | st->proprietary_ir = true; | |
| 446 | } else if (reg == 1) { | |
| 447 | info("Remote HID mode NOT SUPPORTED"); | |
| 448 | st->proprietary_ir = false; | |
| 449 | } | |
| 450 | ||
| 451 | /* Tuner_id */ | |
| 452 | reg = it913x_read_reg(d, 0x49d0); | |
| 453 | if (reg < 0) | |
| 454 | return reg; | |
| 455 | st->it913x_config.tuner_id_0 = reg; | |
| 456 | } | |
| 457 | ||
| 458 | info("Dual mode=%x Tuner Type=%x", st->it913x_config.dual_mode, | |
| 459 | st->it913x_config.tuner_id_0); | |
| 460 | ||
| 461 | return ret; | |
| 462 | } | |
| 463 | ||
| 464 | static int it913x_streaming_ctrl(struct dvb_frontend *fe, int onoff) | |
| 465 | { | |
| 466 | struct dvb_usb_adapter *adap = fe_to_adap(fe); | |
| 467 | struct dvb_usb_device *d = adap_to_d(adap); | |
| 468 | struct it913x_state *st = fe_to_priv(fe); | |
| 469 | int ret = 0; | |
| 470 | u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD; | |
| 471 | ||
| 472 | deb_info(1, "STM (%02x)", onoff); | |
| 473 | ||
| 474 | if (!onoff) { | |
| 475 | mutex_lock(&d->i2c_mutex); | |
| 476 | ||
| 477 | ret = it913x_wr_reg(d, pro, PID_RST, 0x1); | |
| 478 | ||
| 479 | mutex_unlock(&d->i2c_mutex); | |
| 480 | st->pid_filter_onoff = | |
| 481 | adap->pid_filtering; | |
| 482 | ||
| 483 | } | |
| 484 | ||
| 485 | return ret; | |
| 486 | } | |
| 487 | ||
| 488 | static int it913x_identify_state(struct dvb_usb_device *d, const char **name) | |
| 489 | { | |
| 490 | struct it913x_state *st = d->priv; | |
| 491 | int ret; | |
| 492 | u8 reg; | |
| 493 | ||
| 494 | /* Read and select config */ | |
| 495 | ret = it913x_select_config(d); | |
| 496 | if (ret < 0) | |
| 497 | return ret; | |
| 498 | ||
| 499 | ite_get_firmware_name(d, name); | |
| 500 | ||
| 501 | if (st->it913x_config.firmware > 0) | |
| 502 | return WARM; | |
| 503 | ||
| 504 | if (st->it913x_config.dual_mode) { | |
| 505 | st->it913x_config.tuner_id_1 = it913x_read_reg(d, 0x49e0); | |
| 506 | ret = it913x_wr_reg(d, DEV_0, GPIOH1_EN, 0x1); | |
| 507 | ret |= it913x_wr_reg(d, DEV_0, GPIOH1_ON, 0x1); | |
| 508 | ret |= it913x_wr_reg(d, DEV_0, GPIOH1_O, 0x1); | |
| 509 | msleep(50); | |
| 510 | ret |= it913x_wr_reg(d, DEV_0, GPIOH1_O, 0x0); | |
| 511 | msleep(50); | |
| 512 | reg = it913x_read_reg(d, GPIOH1_O); | |
| 513 | if (reg == 0) { | |
| 514 | ret |= it913x_wr_reg(d, DEV_0, GPIOH1_O, 0x1); | |
| 515 | ret |= it913x_return_status(d); | |
| 516 | if (ret != 0) | |
| 517 | ret = it913x_wr_reg(d, DEV_0, | |
| 518 | GPIOH1_O, 0x0); | |
| 519 | } | |
| 520 | } | |
| 521 | ||
| 522 | reg = it913x_read_reg(d, IO_MUX_POWER_CLK); | |
| 523 | ||
| 524 | if (st->it913x_config.dual_mode) { | |
| 525 | ret |= it913x_wr_reg(d, DEV_0, 0x4bfb, CHIP2_I2C_ADDR); | |
| 526 | if (st->it913x_config.firmware_ver == 1) | |
| 527 | ret |= it913x_wr_reg(d, DEV_0, 0xcfff, 0x1); | |
| 528 | else | |
| 529 | ret |= it913x_wr_reg(d, DEV_0, CLK_O_EN, 0x1); | |
| 530 | } else { | |
| 531 | ret |= it913x_wr_reg(d, DEV_0, 0x4bfb, 0x0); | |
| 532 | if (st->it913x_config.firmware_ver == 1) | |
| 533 | ret |= it913x_wr_reg(d, DEV_0, 0xcfff, 0x0); | |
| 534 | else | |
| 535 | ret |= it913x_wr_reg(d, DEV_0, CLK_O_EN, 0x0); | |
| 536 | } | |
| 537 | ||
| 538 | ret |= it913x_wr_reg(d, DEV_0, I2C_CLK, I2C_CLK_100); | |
| 539 | ||
| 540 | return (ret < 0) ? ret : COLD; | |
| 541 | } | |
| 542 | ||
| 543 | static int it913x_download_firmware(struct dvb_usb_device *d, | |
| 544 | const struct firmware *fw) | |
| 545 | { | |
| 546 | struct it913x_state *st = d->priv; | |
| 547 | int ret = 0, i = 0, pos = 0; | |
| 548 | u8 packet_size, min_pkt; | |
| 549 | u8 *fw_data; | |
| 550 | ||
| 551 | ret = it913x_wr_reg(d, DEV_0, I2C_CLK, I2C_CLK_100); | |
| 552 | ||
| 553 | info("FRM Starting Firmware Download"); | |
| 554 | ||
| 555 | /* Multi firmware loader */ | |
| 556 | /* This uses scatter write firmware headers */ | |
| 557 | /* The firmware must start with 03 XX 00 */ | |
| 558 | /* and be the extact firmware length */ | |
| 559 | ||
| 560 | if (st->it913x_config.chip_ver == 2) | |
| 561 | min_pkt = 0x11; | |
| 562 | else | |
| 563 | min_pkt = 0x19; | |
| 564 | ||
| 565 | while (i <= fw->size) { | |
| 566 | if (((fw->data[i] == 0x3) && (fw->data[i + 2] == 0x0)) | |
| 567 | || (i == fw->size)) { | |
| 568 | packet_size = i - pos; | |
| 569 | if ((packet_size > min_pkt) || (i == fw->size)) { | |
| 570 | fw_data = (u8 *)(fw->data + pos); | |
| 571 | pos += packet_size; | |
| 572 | if (packet_size > 0) { | |
| 573 | ret = it913x_io(d, WRITE_DATA, | |
| 574 | DEV_0, CMD_SCATTER_WRITE, 0, | |
| 575 | 0, fw_data, packet_size); | |
| 576 | if (ret < 0) | |
| 577 | break; | |
| 578 | } | |
| 579 | udelay(1000); | |
| 580 | } | |
| 581 | } | |
| 582 | i++; | |
| 583 | } | |
| 584 | ||
| 585 | if (ret < 0) | |
| 586 | info("FRM Firmware Download Failed (%d)" , ret); | |
| 587 | else | |
| 588 | info("FRM Firmware Download Completed - Resetting Device"); | |
| 589 | ||
| 590 | msleep(30); | |
| 591 | ||
| 592 | ret = it913x_io(d, WRITE_CMD, DEV_0, CMD_BOOT, 0, 0, NULL, 0); | |
| 593 | if (ret < 0) | |
| 594 | info("FRM Device not responding to reboot"); | |
| 595 | ||
| 596 | ret = it913x_return_status(d); | |
| 597 | if (st->it913x_config.firmware == 0) { | |
| 598 | info("FRM Failed to reboot device"); | |
| 599 | return -ENODEV; | |
| 600 | } | |
| 601 | ||
| 602 | msleep(30); | |
| 603 | ||
| 604 | ret = it913x_wr_reg(d, DEV_0, I2C_CLK, I2C_CLK_400); | |
| 605 | ||
| 606 | msleep(30); | |
| 607 | ||
| 608 | /* Tuner function */ | |
| 609 | if (st->it913x_config.dual_mode) | |
| 610 | ret |= it913x_wr_reg(d, DEV_0_DMOD , 0xec4c, 0xa0); | |
| 611 | else | |
| 612 | ret |= it913x_wr_reg(d, DEV_0_DMOD , 0xec4c, 0x68); | |
| 613 | ||
| 614 | if ((st->it913x_config.chip_ver == 1) && | |
| 615 | (st->it913x_config.chip_type == 0x9135)) { | |
| 616 | ret |= it913x_wr_reg(d, DEV_0, PADODPU, 0x0); | |
| 617 | ret |= it913x_wr_reg(d, DEV_0, AGC_O_D, 0x0); | |
| 618 | if (st->it913x_config.dual_mode) { | |
| 619 | ret |= it913x_wr_reg(d, DEV_1, PADODPU, 0x0); | |
| 620 | ret |= it913x_wr_reg(d, DEV_1, AGC_O_D, 0x0); | |
| 621 | } | |
| 622 | } | |
| 623 | ||
| 624 | return (ret < 0) ? -ENODEV : 0; | |
| 625 | } | |
| 626 | ||
| 627 | static int it913x_name(struct dvb_usb_adapter *adap) | |
| 628 | { | |
| 629 | struct dvb_usb_device *d = adap_to_d(adap); | |
| 630 | const char *desc = d->name; | |
| 631 | char *fe_name[] = {"_1", "_2", "_3", "_4"}; | |
| 632 | char *name = adap->fe[0]->ops.info.name; | |
| 633 | ||
| 634 | strlcpy(name, desc, 128); | |
| 635 | strlcat(name, fe_name[adap->id], 128); | |
| 636 | ||
| 637 | return 0; | |
| 638 | } | |
| 639 | ||
| 640 | static int it913x_frontend_attach(struct dvb_usb_adapter *adap) | |
| 641 | { | |
| 642 | struct dvb_usb_device *d = adap_to_d(adap); | |
| 643 | struct it913x_state *st = d->priv; | |
| 644 | int ret = 0; | |
| 645 | u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5); | |
| 646 | u16 ep_size = adap->stream.buf_size / 4; | |
| 647 | u8 pkt_size = 0x80; | |
| 648 | ||
| 649 | if (d->udev->speed != USB_SPEED_HIGH) | |
| 650 | pkt_size = 0x10; | |
| 651 | ||
| 652 | st->it913x_config.adf = it913x_read_reg(d, IO_MUX_POWER_CLK); | |
| 653 | ||
| 654 | adap->fe[0] = dvb_attach(it913x_fe_attach, | |
| 655 | &d->i2c_adap, adap_addr, &st->it913x_config); | |
| 656 | ||
| 657 | if (adap->id == 0 && adap->fe[0]) { | |
| 658 | it913x_wr_reg(d, DEV_0_DMOD, MP2_SW_RST, 0x1); | |
| 659 | it913x_wr_reg(d, DEV_0_DMOD, MP2IF2_SW_RST, 0x1); | |
| 660 | it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x0f); | |
| 661 | it913x_wr_reg(d, DEV_0, EP0_TX_NAK, 0x1b); | |
| 662 | it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x2f); | |
| 663 | it913x_wr_reg(d, DEV_0, EP4_TX_LEN_LSB, | |
| 664 | ep_size & 0xff); | |
| 665 | it913x_wr_reg(d, DEV_0, EP4_TX_LEN_MSB, ep_size >> 8); | |
| 666 | ret = it913x_wr_reg(d, DEV_0, EP4_MAX_PKT, pkt_size); | |
| 667 | } else if (adap->id == 1 && adap->fe[0]) { | |
| 668 | it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x6f); | |
| 669 | it913x_wr_reg(d, DEV_0, EP5_TX_LEN_LSB, | |
| 670 | ep_size & 0xff); | |
| 671 | it913x_wr_reg(d, DEV_0, EP5_TX_LEN_MSB, ep_size >> 8); | |
| 672 | it913x_wr_reg(d, DEV_0, EP5_MAX_PKT, pkt_size); | |
| 673 | it913x_wr_reg(d, DEV_0_DMOD, MP2IF2_EN, 0x1); | |
| 674 | it913x_wr_reg(d, DEV_1_DMOD, MP2IF_SERIAL, 0x1); | |
| 675 | it913x_wr_reg(d, DEV_1, TOP_HOSTB_SER_MODE, 0x1); | |
| 676 | it913x_wr_reg(d, DEV_0_DMOD, TSIS_ENABLE, 0x1); | |
| 677 | it913x_wr_reg(d, DEV_0_DMOD, MP2_SW_RST, 0x0); | |
| 678 | it913x_wr_reg(d, DEV_0_DMOD, MP2IF2_SW_RST, 0x0); | |
| 679 | it913x_wr_reg(d, DEV_0_DMOD, MP2IF2_HALF_PSB, 0x0); | |
| 680 | it913x_wr_reg(d, DEV_0_DMOD, MP2IF_STOP_EN, 0x1); | |
| 681 | it913x_wr_reg(d, DEV_1_DMOD, MPEG_FULL_SPEED, 0x0); | |
| 682 | ret = it913x_wr_reg(d, DEV_1_DMOD, MP2IF_STOP_EN, 0x0); | |
| 683 | } else | |
| 684 | return -ENODEV; | |
| 685 | ||
| 686 | ret |= it913x_name(adap); | |
| 687 | ||
| 688 | return ret; | |
| 689 | } | |
| 690 | ||
| 691 | /* DVB USB Driver */ | |
| 692 | static int it913x_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) | |
| 693 | { | |
| 694 | struct it913x_state *st = d->priv; | |
| 695 | ||
| 696 | if (st->proprietary_ir == false) { | |
| 697 | rc->map_name = NULL; | |
| 698 | return 0; | |
| 699 | } | |
| 700 | ||
| c003ab1b | 701 | rc->allowed_protos = RC_BIT_NEC; |
| 04b8b21d MP |
702 | rc->query = it913x_rc_query; |
| 703 | rc->interval = 250; | |
| 704 | ||
| 705 | return 0; | |
| 706 | } | |
| 707 | ||
| 708 | static int it913x_get_adapter_count(struct dvb_usb_device *d) | |
| 709 | { | |
| 710 | struct it913x_state *st = d->priv; | |
| 711 | if (st->it913x_config.dual_mode) | |
| 712 | return 2; | |
| 713 | return 1; | |
| 714 | } | |
| 715 | ||
| 716 | static struct dvb_usb_device_properties it913x_properties = { | |
| 717 | .driver_name = KBUILD_MODNAME, | |
| 718 | .owner = THIS_MODULE, | |
| 719 | .bInterfaceNumber = 0, | |
| 720 | .generic_bulk_ctrl_endpoint = 0x02, | |
| 721 | .generic_bulk_ctrl_endpoint_response = 0x81, | |
| 722 | ||
| 723 | .adapter_nr = adapter_nr, | |
| 724 | .size_of_priv = sizeof(struct it913x_state), | |
| 725 | ||
| 726 | .identify_state = it913x_identify_state, | |
| 727 | .i2c_algo = &it913x_i2c_algo, | |
| 728 | ||
| 729 | .download_firmware = it913x_download_firmware, | |
| 730 | ||
| 731 | .frontend_attach = it913x_frontend_attach, | |
| 732 | .get_rc_config = it913x_get_rc_config, | |
| 733 | .get_stream_config = it913x_get_stream_config, | |
| 734 | .get_adapter_count = it913x_get_adapter_count, | |
| 735 | .streaming_ctrl = it913x_streaming_ctrl, | |
| 736 | ||
| 737 | ||
| 738 | .adapter = { | |
| 739 | { | |
| 740 | .caps = DVB_USB_ADAP_HAS_PID_FILTER| | |
| 741 | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, | |
| 742 | .pid_filter_count = 32, | |
| 743 | .pid_filter = it913x_pid_filter, | |
| 744 | .pid_filter_ctrl = it913x_pid_filter_ctrl, | |
| 745 | .stream = | |
| 746 | DVB_USB_STREAM_BULK(0x84, 10, TS_BUFFER_SIZE_MAX), | |
| 747 | }, | |
| 748 | { | |
| 749 | .caps = DVB_USB_ADAP_HAS_PID_FILTER| | |
| 750 | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, | |
| 751 | .pid_filter_count = 32, | |
| 752 | .pid_filter = it913x_pid_filter, | |
| 753 | .pid_filter_ctrl = it913x_pid_filter_ctrl, | |
| 754 | .stream = | |
| 755 | DVB_USB_STREAM_BULK(0x85, 10, TS_BUFFER_SIZE_MAX), | |
| 756 | } | |
| 757 | } | |
| 758 | }; | |
| 759 | ||
| 760 | static const struct usb_device_id it913x_id_table[] = { | |
| 761 | { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09, | |
| 762 | &it913x_properties, "Kworld UB499-2T T09(IT9137)", | |
| 763 | RC_MAP_IT913X_V1) }, | |
| 764 | { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135, | |
| 765 | &it913x_properties, "ITE 9135 Generic", | |
| 766 | RC_MAP_IT913X_V1) }, | |
| 767 | { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137, | |
| 768 | &it913x_properties, "Sveon STV22 Dual DVB-T HDTV(IT9137)", | |
| 769 | RC_MAP_IT913X_V1) }, | |
| 770 | { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005, | |
| 771 | &it913x_properties, "ITE 9135(9005) Generic", | |
| 772 | RC_MAP_IT913X_V2) }, | |
| 773 | { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006, | |
| 774 | &it913x_properties, "ITE 9135(9006) Generic", | |
| 775 | RC_MAP_IT913X_V1) }, | |
| 776 | {} /* Terminating entry */ | |
| 777 | }; | |
| 778 | ||
| 779 | MODULE_DEVICE_TABLE(usb, it913x_id_table); | |
| 780 | ||
| 781 | static struct usb_driver it913x_driver = { | |
| 782 | .name = KBUILD_MODNAME, | |
| 783 | .probe = dvb_usbv2_probe, | |
| 784 | .disconnect = dvb_usbv2_disconnect, | |
| 785 | .suspend = dvb_usbv2_suspend, | |
| 786 | .resume = dvb_usbv2_resume, | |
| 787 | .id_table = it913x_id_table, | |
| 788 | }; | |
| 789 | ||
| 790 | module_usb_driver(it913x_driver); | |
| 791 | ||
| 792 | MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>"); | |
| 793 | MODULE_DESCRIPTION("it913x USB 2 Driver"); | |
| 794 | MODULE_VERSION("1.32"); | |
| 795 | MODULE_LICENSE("GPL"); | |
| 796 | MODULE_FIRMWARE(FW_IT9135_V1); | |
| 797 | MODULE_FIRMWARE(FW_IT9135_V2); | |
| 798 | MODULE_FIRMWARE(FW_IT9137); | |
| 799 |